#!/bin/sh

set -e

PROGNAME=${0##*/}
: ${CORES:=1}
COMMON_FLAGS="-Wall -Wextra -Wformat=2  \
-Wstringop-overflow=4 \
-Wshadow=global -Wredundant-decls \
-Wunused \
-Wunused-parameter \
-fsanitize=signed-integer-overflow \
-fsanitize-undefined-trap-on-error \
-fstack-protector-strong -fno-common \
-fstack-clash-protection \
-ftrapv \
-funsigned-char \
-fvar-tracking-assignments  \
-ggdb"
CFLAGS="$COMMON_FLAGS -Og \
-Wmissing-prototypes \
-Wold-style-definition \
-Wstrict-prototypes  \
-Wold-style-declaration  \
-Wformat=2 -D_FORTIFY_SOURCE=2"
CXXFLAGS="$COMMON_FLAGS -Og \
-fcheck-new \
-Wredundant-decls \
-std=c++98 -pedantic -Wformat=2 -D_FORTIFY_SOURCE=2"
export CFLAGS CXXFLAGS

if [ $# -gt 1 ]; then
    echo "$PROGNAME: error: expected 0 or 1 arguments, got $#" >&2
    exit 1
fi

if [ -n "$1" ]; then
    if expr "$1" - 0 >/dev/null 2>&1; then
        CORES=$1
    else
        echo "$PROGNAME: usage error: argument \"$1\" should be number of" \
            "cores" >&2
        exit 2
    fi
fi

if ! test -f ./test-groff.in; then
    echo "$PROGNAME: error: ./test-groff.in not found" >&2
    exit 3
fi

set -x

if [ -n "$IN_TREE" ]
then
    test -f Makefile && make distclean
else
    test -d ./build && (cd build && make distclean)
    test -d build && rm -r build
fi

if [ -z "$IN_TREE" ]
then
    ./bootstrap && \
    mkdir build && \
    cd build && \
    ../configure &&
    make -j $CORES && \
    make check
else
    ./bootstrap && \
    ./configure && \
    make -j $CORES && \
    make check
fi

# vim:set ai et sw=4 ts=4 tw=80: